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| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | FD218 |
| Price | USD 6,700 (FOB Beijing) |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JF-2040 |
| Instrument Type | 24-Hour Temperature- and Flow-Controlled Air Sampler |
| Instrument Configuration | Quad-Channel Gas Sampler |
| Flow Range | 0.1–2.0 L/min |
| Maximum Vacuum Pressure | 70–130 kPa |
| Flow Stability | ±2.0% |
| Flowmeter Accuracy | ±2.0% |
| Service Life Under Max Flow & Backpressure | >5,000 h |
| Continuous Operation Time at Max Flow & Backpressure | >8 h |
| Delay Time Range | 1 min–99 h 59 min |
| Sampling Time Range | 1 min–99 h 59 min |
| Interval Time Range | 1 min–99 h 59 min |
| Programmable Sampling Cycles | 1–99 |
| Pre-Filter Pressure Range | −20–0 kPa |
| Ambient Pressure Range | 70–130 kPa |
| Temperature Control Range | 15–30 °C |
| Operating Temperature Range | −30 to +50 °C |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Internal Li-ion Battery | 8.4 V / 15 Ah |
| Battery Runtime | >15 h |
| Noise Level | <55 dB(A) |
| Dimensions | 330 × 280 × 230 mm |
| Weight | ~5.2 kg |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | BS-H2 |
| Instrument Type | Conventional Gas Sampler |
| Instrument Configuration | Dual-Channel Gas Sampler |
| Flow Range | 0–1000 mL/min |
| Maximum Vacuum Pressure | 26 kPa |
| Flow Stability | ±1% |
| Flowmeter Accuracy | ±2.5% |
| Service Life at Max Flow & Backpressure | 5000 h |
| Continuous Operation Time at Max Flow & Backpressure | 8 h |
| Standard Flow Range (for Compliance) | 100–500 sccm (0 °C / 101.3 kPa or 20 °C / 101.3 kPa) |
| Flow Repeatability | ±2% |
| Timing Accuracy | ≤±0.2% |
| Dimensions (L×W×H) | 26×20×16 cm |
| Weight | 3.65 kg |
| Battery | Rechargeable Li-ion, 14.8 V / 7800 mAh |
| Charging Time | <10 h (auto-cutoff with LED indicator) |
| Operating Temperature | −5 to +45 °C |
| Battery Runtime | ≥6 h |
| Brand | Beifen Sanpu |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | JF-2021B |
| Instrument Type | General-Purpose Gas Sampler |
| Configuration | Dual-Channel Air Sampler |
| Flow Range | 0.1–2.0 L/min |
| Maximum Vacuum Pressure | 60–120 kPa |
| Flow Stability | ±2.0% |
| Flowmeter Accuracy | ±2.0% |
| Service Life Under Max Flow & Backpressure | >5,000 h |
| Continuous Operation Time at Max Flow & Backpressure | >8 h |
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